id summary reporter owner description type status component version resolution keywords cc guest host 9335 Error: Failed to map a memory object (VERR_MAP_FAILED) Francis Fustier Since install OS X 10.6.8 update correction, I cannot launch W7 in VB anymore, either my iMac than MB. Same error. Permission repaired and Extansion pack yet installed. defect closed other VirtualBox 4.1.0 obsolete Windows Mac OS X